/* ============================================
   Schöne Scherben — Stylesheet
   Colors derived from the ceramics: turquoise,
   earthy browns, warm whites
   ============================================ */

:root {
    --color-primary: #7AAFB4;
    --color-primary-dark: #5A9299;
    --color-primary-light: #D5E8EA;
    --color-accent: #B8926A;
    --color-text: #2C2C2C;
    --color-text-light: #666666;
    --color-bg: #FAFAF8;
    --color-bg-accent: #E8F0F1;
    --color-white: #FFFFFF;
    --color-footer: #3A3A3A;

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-script: 'Great Vibes', cursive;

    --container-max: 1100px;
    --section-padding: 5rem 0;
    --nav-height: 60px;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--color-primary-dark);
    text-decoration: none;
}

a:hover {
    color: var(--color-accent);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ---- Navigation ---- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s;
}

.nav--scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav__inner {
    width: 100%;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    position: relative;
}

.nav__logo {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.nav__logo:hover {
    color: var(--color-primary-dark);
}

.nav__links {
    list-style: none;
    display: flex;
    gap: 2rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav__links a {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text-light);
    letter-spacing: 0.02em;
    transition: color 0.2s;
    position: relative;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--color-primary);
    transition: width 0.3s;
}

.nav__links a:hover,
.nav__links a.active {
    color: var(--color-text);
}

.nav__links a:hover::after,
.nav__links a.active::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    gap: 5px;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s;
}

/* ---- Hero ---- */
.hero {
    position: relative;
    height: 85vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('/images/hero.jpg');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
}

.hero__content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.2em;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

.hero__subtitle {
    font-family: var(--font-script);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 400;
    margin-bottom: 0.5em;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero__tagline {
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.9;
}

/* ---- Sections (shared) ---- */
.section {
    padding: var(--section-padding);
}

.section--accent {
    background: var(--color-bg-accent);
}

.section__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    text-align: center;
    margin-bottom: 0.5em;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.section__intro {
    text-align: center;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-size: 1rem;
    line-height: 1.7;
}

/* ---- Gallery ---- */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: 6px;
    aspect-ratio: 4 / 3;
    cursor: pointer;
    background: var(--color-primary-light);
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery__item:hover img {
    transform: scale(1.05);
}

.gallery__loading {
    text-align: center;
    color: var(--color-text-light);
    padding: 2rem;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.lightbox--open {
    opacity: 1;
    pointer-events: auto;
}

.lightbox__img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 4px;
}

.lightbox__close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.5rem;
}

/* ---- Kurse ---- */
.container--wide {
    max-width: 1300px;
}

.kurse__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: start;
    transition: all 0.4s ease;
}

/* When calendar is visible: 2 columns */
.kurse__layout--with-calendar {
    grid-template-columns: auto 1fr;
}

/* When form is also visible: 3 columns */
.kurse__layout--with-form {
    grid-template-columns: auto auto 1fr;
}

.kurse__select h3,
.kurse__booking h3,
.kurse__form-wrap h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.kurse__select {
    transition: all 0.4s ease;
}

/* Initial state: cards centered and larger */
.kurse__select--initial {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.kurse__select--initial .kurse__cards {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
}

.kurse__select--initial .kurse__card {
    width: 340px;
    padding: 2.2rem;
}

.kurse__select--initial .kurse__card h4 {
    font-size: 1.5rem;
    margin-bottom: 0.7rem;
}

.kurse__select--initial .kurse__card p {
    font-size: 1.05rem;
}

.kurse__select--initial .kurse__card li {
    font-size: 0.95rem;
}

.kurse__cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.kurse__card {
    background: var(--color-white);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-body);
    transition: border-color 0.2s, box-shadow 0.2s, width 0.4s ease, padding 0.4s ease;
    width: 260px;
}

.kurse__card:hover {
    border-color: var(--color-primary-light);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.kurse__card--selected {
    border-color: var(--color-primary-dark);
    box-shadow: 0 2px 12px rgba(122, 175, 180, 0.3);
}

.kurse__card h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.kurse__card p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

.kurse__card ul {
    list-style: none;
    margin-top: 0.8rem;
}

.kurse__card li {
    padding: 0.2rem 0;
    padding-left: 1.2rem;
    position: relative;
    color: var(--color-text-light);
    font-size: 0.8rem;
}

.kurse__card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
    transform: translateY(-50%);
}

.kurse__booking h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.kurse__form-wrap {
    min-width: 280px;
}

.booking-form__summary {
    margin-bottom: 1.2rem;
    padding: 0.8rem 1rem;
    background: var(--color-primary-light);
    border-radius: 6px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.form-group__hint {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-top: 0.3rem;
}

/* Calendar */
.calendar {
    background: var(--color-white);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
    margin-bottom: 1.5rem;
    max-width: 370px;
    font-size: 0.85rem;
    transition: max-width 0.4s ease;
}

/* Larger calendar when form is also visible (more space context) */
.kurse__layout--with-form .calendar {
    max-width: none;
}

.calendar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.calendar__month {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

.calendar__nav {
    background: none;
    border: 1px solid var(--color-primary-light);
    border-radius: 4px;
    padding: 0.3rem 0.8rem;
    cursor: pointer;
    font-size: 1rem;
    color: var(--color-text);
    transition: background 0.2s;
}

.calendar__nav:hover {
    background: var(--color-primary-light);
}

.calendar__weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.calendar__days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar__day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: default;
    border: none;
    background: none;
    color: var(--color-text);
    min-width: 0;
}

.calendar__day--empty {
    visibility: hidden;
}

.calendar__day--past {
    color: #ccc;
}

.calendar__day--available {
    cursor: pointer;
    background: var(--color-primary-light);
    font-weight: 500;
    transition: all 0.2s;
}

.calendar__day--available:hover {
    background: var(--color-primary);
    color: white;
}

.calendar__day--selected {
    background: var(--color-primary-dark) !important;
    color: white !important;
    font-weight: 600;
}

.calendar__day--blocked {
    color: #ccc;
    text-decoration: line-through;
    cursor: not-allowed;
}

.calendar__day--today {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

/* ---- Booking Form ---- */
.booking-form__date {
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.booking-form__success p {
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: 8px;
    text-align: center;
    color: var(--color-primary-dark);
    font-weight: 500;
}

/* ---- Forms (shared) ---- */
.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: var(--color-white);
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(122, 175, 180, 0.15);
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--color-primary-dark);
    color: var(--color-white);
    border: none;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    letter-spacing: 0.02em;
}

.btn:hover {
    background: var(--color-primary);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

/* ---- Marktplan ---- */
.marktplan__list {
    max-width: 700px;
    margin: 0 auto;
}

.marktplan__item {
    display: flex;
    gap: 2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
    align-items: flex-start;
}

.marktplan__item:last-child {
    border-bottom: none;
}

.marktplan__date-badge {
    flex-shrink: 0;
    width: 70px;
    text-align: center;
    background: var(--color-primary-light);
    border-radius: 8px;
    padding: 0.8rem 0.5rem;
}

.marktplan__date-badge .day {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1;
}

.marktplan__date-badge .month {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-top: 0.2rem;
    letter-spacing: 0.05em;
}

.marktplan__details h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.marktplan__details p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.marktplan__empty {
    text-align: center;
    color: var(--color-text-light);
    padding: 2rem;
}

/* ---- Entstehungsprozess ---- */
.prozess {
    position: relative;
}

.prozess__image {
    width: 100%;
    height: 350px;
    background-image: url('/images/prozess.jpg');
    background-size: cover;
    background-position: center;
    margin-bottom: 3rem;
}

.prozess__content {
    max-width: 750px;
    margin: 0 auto;
}

.prozess__content p {
    margin-bottom: 1.2rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

/* ---- Über mich ---- */
.ueber__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.ueber__text p {
    margin-bottom: 1.2rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

.ueber__image {
    width: 100%;
    height: 400px;
    background-image: url('/images/ueber.jpg');
    border-radius: 8px;
    background-size: cover;
    background-position: center;
}

/* ---- Kontakt ---- */
.kontakt__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.kontakt__info p {
    margin-bottom: 1.2rem;
    line-height: 1.7;
    color: var(--color-text-light);
}

.kontakt__details {
    margin-top: 2rem;
}

.kontakt__details p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text);
}

.kontakt__success {
    margin-top: 1rem;
    color: var(--color-primary-dark);
    font-weight: 500;
}

.kontakt__error {
    margin-top: 1rem;
    color: #c0392b;
    font-weight: 500;
}

/* ---- Legal Pages ---- */
.legal-page {
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: 4rem;
    min-height: 100vh;
}

.legal-page h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.legal-page h2 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 0.8rem;
}

.legal-page h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.legal-page p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-page__back {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

/* ---- Footer ---- */
.footer {
    background: var(--color-footer);
    color: rgba(255, 255, 255, 0.8);
    padding: 3rem 0 1rem;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 1rem;
    color: white;
}

.footer p {
    font-size: 0.85rem;
    line-height: 1.7;
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

.footer a:hover {
    color: white;
}

.footer__bottom {
    text-align: center;
    padding-top: 1.5rem;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    :root {
        --section-padding: 3.5rem 0;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1.5rem;
        gap: 0;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s;
    }

    .nav__links--open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav__links a {
        display: block;
        padding: 0.8rem 0;
        font-size: 1rem;
    }

    .nav__links a::after {
        display: none;
    }

    .hero {
        height: 70vh;
        min-height: 400px;
    }

    .kurse__layout,
    .kurse__layout--with-calendar,
    .kurse__layout--with-form,
    .ueber__layout,
    .kontakt__layout {
        grid-template-columns: 1fr;
    }

    .kurse__card {
        width: 100%;
    }

    .ueber__image {
        height: 280px;
    }

    .footer__inner {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .gallery__grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

    .marktplan__item {
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .gallery__grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .hero__tagline {
        font-size: 0.8rem;
    }
}